1 files changed, 1 insertions, 1 deletions
diff --git a/lexers/LexTeX.cxx b/lexers/LexTeX.cxx
index 7b79670a9..062c7abb9 100644
--- a/lexers/LexTeX.cxx
+++ b/lexers/LexTeX.cxx
@@ -222,7 +222,7 @@ static void ColouriseTeXDoc(
 						sc.ForwardSetState(SCE_TEX_TEXT) ;
 					} else {
 						sc.GetCurrent(key, sizeof(key)-1) ;
-						k = strlen(key) ;
+						k = static_cast<int>(strlen(key)) ;
 						memmove(key,key+1,k) ; // shift left over escape token
 						key[k] = '\0' ;
 						k-- ;